Changes between Version 9 and Version 10 of User Guide/Remote Access/SSH
- Timestamp:
- Apr 29, 2020, 12:12:33 AM (4 years ago)
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User Guide/Remote Access/SSH
v9 v10 1 == Configuring SSH Keys == 1 [[TOC(WikiStartBeta,ExperimenterInformation*,depth=4)]] 2 === Configuring SSH Keys 2 3 3 4 SSH access to [wiki:/Documentation/Domains COSMOS domains] requires the use of public key authentication. If you try to connect using the username and password that you use for accessing the scheduler and status pages, you will receive the following message: … … 9 10 You need to configure the SSH client on your computer to use a private key for connecting to COSMOS machines instead of a password. Additionally, the corresponding public key needs to be added to your COSMOS account. This page describes the procedure for generating a public/private key pair, configuring your SSH client, and uploading the necessary public key to your COSMOS account. The instructions here are for specific SSH client software, if you use a different SSH client than those referenced here, please follow the documentation provided with that SSH client and use the instructions here for reference. 10 11 11 === Select the OS of your computer ===12 ==== Select the OS of your computer 12 13 13 14 [[CollapsibleStart(Linux)]] … … 20 21 }}} 21 22 22 ==== Generating keys ====23 ===== Generating keys 23 24 Each distribution has their own location for the specific generation tools. These instructions are based on the documentation for Ubuntu ([https://help.ubuntu.com/community/SSH/OpenSSH/Keys located here]). 24 25 … … 41 42 42 43 [[BR]] 43 ==== Uploading your public key to your COSMOS account ====44 ===== Uploading your public key to your COSMOS account 44 45 To upload you public key to your cosmos account, do the following: 45 46 1. Go to [https://www.cosmos-lab.org/cPanel/controlPanel/start] and sign in with your COSMOS username and password … … 62 63 63 64 [[BR]] 64 ==== Configuring your SSH client ====65 ===== Configuring your SSH client 65 66 Under normal circumstances, as long as the private key file is located in the /home/your_username/.ssh/ folder, the command line SSH client will use the correct key when connecting. 66 67 To test your setup, open a command-line terminal and (replacing ''your_cosmos_username'' with your own COSMOS username) type: … … 73 74 74 75 [[BR]] 75 ==== Common issues and how to solve them ====76 ===== Common issues and how to solve them 76 77 * If you receive a message like the following: 77 78 {{{ … … 98 99 These instructions assume that you are using [https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html PuTTY] as your SSH client. 99 100 100 ==== Generating keys ====101 ===== Generating keys 101 102 In PuTTY, the key generation is handled by a separate program named ''puttygen.exe''. If you installed PuTTY via the installer, there should be an icon for PuTTYgen in your Start menu, otherwise [http://www.chiark.greenend.org.uk/~sgtatham/putty/download.html download it from here]. 102 103 … … 134 135 135 136 [[BR]] 136 ==== Uploading your public key to you COSMOS account ====137 ===== Uploading your public key to you COSMOS account 137 138 ''NOTE: Internet Explorer is not supported for Control Panel operations (including key upload)'' 138 139 … … 157 158 158 159 [[BR]] 159 ==== Configuring your SSH client ====160 ===== Configuring your SSH client 160 161 161 162 1. Open PuTTY. … … 192 193 193 194 [[BR]] 194 ==== Common issues and how to solve them ====195 ===== Common issues and how to solve them 195 196 * If you receive a message like the following: 196 197 {{{ … … 215 216 Mac OS has a native command line ssh client that can be used to remotely log into consoles. From the Finder select Applications -> Utilities -> Terminal to open a command line terminal. 216 217 217 ==== Generating keys ====218 ===== Generating keys 218 219 Generate the public and private keys using the following command 219 220 {{{ … … 248 249 249 250 [[BR]] 250 ==== Uploading your public key to you COSMOS account ====251 ===== Uploading your public key to you COSMOS account 251 252 To upload you public key to your cosmos account, do the following: 252 253 1. Go to [https://www.cosmos-lab.org/cPanel/controlPanel/start] and sign in with your COSMOS username and password … … 269 270 270 271 [[BR]] 271 ==== Configuring your SSH client ====272 ===== Configuring your SSH client 272 273 Under normal circumstances, as long as the private key file is located in the /Users/your_username/.ssh/ folder, the command line SSH client will use the correct key when connecting. 273 274 … … 282 283 283 284 [[BR]] 284 ==== Common issues and how to solve them ====285 ===== Common issues and how to solve them 285 286 * TODO 286 287 [[CollapsibleEnd]] … … 288 289 [[BR]] 289 290 290 === SSH Tunneling ===291 ==== SSH Tunneling 291 292 292 293 A common need is to connect to some resource on the testbed as if it were local. SSH provides this functionality. Go to the [wiki:tutorials/ssh_tunnel Configuring SSH Tunnels tutorial] to learn how to configure these. 293 294 294 295 295 === Common SSH issues ===296 ==== If you deleted the "@internal1" key from your profile ====296 ==== Common SSH issues 297 ===== If you deleted the "@internal1" key from your profile 297 298 298 299 As long as you have at least one public key configured in your profile, use your SSH client to connect to {{{gw.orbit-lab.org}}} and run the following commands there. You do not need to make a reservation in the scheduler for this. … … 315 316 316 317 317 ==== Common ssh options for nodes ====318 ===== Common ssh options for nodes 318 319 319 320 We'd like to do a few things for convenience:
